Does the interrupt service function name written by STM32 have to be the same as the interrupt service function name preset in the startup file? If not, what will happen? When PB6 generates a falling ...
[i=s]This post was last edited by qwqwqw2088 on 2019-9-6 08:43[/i]High switching frequency is a major factor driving size reduction in power conversion technology. Electromagnetic interference (EMI) f...
A 1V AC signal is connected to a 1Ω resistor and a 1Ω capacitor. What is the AC voltage across the capacitor? I have shared this question with many engineers over the years. The most common response ...
Unboxing
The Xingkong board is an open source hardware developed with Python, integrating LCD, WiFi, Bluetooth, multiple common sensors and rich expansion interfaces. It supports Linux operating syste...
I wonder if you have noticed that most PCB boards are green, while other colors are rare. Why is this? Some people say that black PCB boards represent high-end, is this true? First of all, let's take ...
Well-known market research organization TrendForce has released its latest research report on the global TV market in the first half of 2024. The data shows that global TV brand shipments reached 9...[Details]
Previously, the circuits connected to GPIO were all low-level triggered. I drew a new board and one of the buttons was designed to be high-level triggered. As a result, after the IO port was se...[Details]
"It used to cost one or two yuan to fully charge my phone, but a few days ago I was charged 12 yuan." Wu Xiangyu claims to be a long-term user of shared power banks. Because he uses his phone frequen...[Details]
According to foreign media reports, on February 20, local time, Hyundai Motor Company and Kia Motors Corporation announced that they have developed the world's first predictive information and commun...[Details]
The topic of 5G has never stopped this year. It has even become a popular word at the two sessions due to its high-tech attributes and wide application. At the meeting, Lei Jun, chairman of Xiaomi, a...[Details]
1 System hardware design
The system structure is shown in Figure 1. The 51 series single-chip microcomputers AT89C55 and AT89C51 produced by ATMEL are used as the core, of which the host uses...[Details]
Last year, #Hangzhou officially opened the era of intelligent refueling# #The world's first self-learning refueling
robot
landed in Hangzhou# and other related Weibo topics were on the top ...[Details]
Preface
Audio is a digital representation of sound. It has many applications, and the application technology in many fields is already mature, such as the common ones: communication, entertain...[Details]
According to foreign media reports, the U.S. Patent and Trademark Office recently announced several new patents obtained in Apple's Titan project, one of which involves an automated steering system f...[Details]
1 Introduction With the rapid development of nonferrous metals, metallurgy, chemical industry and other industries, the demand for high-power rectifier power supplies is increasing. Due to differ...[Details]
What is the history of single-chip microcomputers? What is the history of single-chip microcomputers? What is the basic structure of single-chip microcomputers? What was the initial model? What is the...[Details]
IU86751E is a 2x28W stereo; in the case of monophonic use; it can output up to 50W of high-efficiency Class D audio power amplifier circuit. Advanced EMI suppression technology allows the use of ch...[Details]
Touch screen technology has been around for more than 30 years, and people are no longer new to pointing and drawing on the screen. But just when people were tired of the touch screen, the iPhone c...[Details]
It is not much different from the original touch screen driver, and a report function is added to send events to the application layer.
Drive structure:
Very simple character device + pla...[Details]
On November 6, 2024,
Universal Robots (UR), a global collaborative robot manufacturer, today released the UR AI Accelerator,
a plug-and-play hardware and software solution designed to promo...[Details]